View Single Post
  #14  
Old 12-04-2016, 06:28 PM
Nars Glinley Nars Glinley is offline
Guest
 
Join Date: May 2002
Posts: 5,260
Quote:
Originally Posted by scr4 View Post
If I did my math right, it's actually about 5 arcseconds. (VY Canis Majoris: 990 million km diameter, divided by 1.3 parsec, convert to arcsecond.)

And a decent amateur telescope should show it as a finite size disk. A good quality >4" refractor can resolve 1 arcsecond on a good day.


According to the wiki above, 990 million km is the radius. So, 10 arcseconds?
__________________
I've decided to spend more time criticizing things I don't understand. - Dogbert